Please note that for a file preview the file must be downloaded partly or possible completely.
Depending upon speed of your internet connection it can result in long delays. The download approximately takes with 56k3 seconds, with ISDN (64 KBit/s) 2 seconds, by 2M-DSL (2048 KBit/s) 0 seconds
and using 16M-DSL (16 MBit/s) 0 seconds.